import{_ as l,r as o,o as c,c as u,a as r,d as s,e as n,b as a,w as i,f as e}from"./app-dXzqLio8.js";const k={},d=e('<h1 id="alerting" tabindex="-1"><a class="header-anchor" href="#alerting" aria-hidden="true">#</a> Alerting</h1><h2 id="overview" tabindex="-1"><a class="header-anchor" href="#overview" aria-hidden="true">#</a> Overview</h2><p>The alerting of IoTDB is expected to support two modes:</p><ul><li><p>Writing triggered: the user writes data to the original time series, and every time a piece of data is inserted, the judgment logic of <code>trigger</code> will be triggered.<br> If the alerting requirements are met, an alert is sent to the data sink,<br> The data sink then forwards the alert to the external terminal.</p><ul><li>This mode is suitable for scenarios that need to monitor every piece of data in real time.</li><li>Since the operation in the trigger will affect the data writing performance, it is suitable for scenarios that are not sensitive to the original data writing performance.</li></ul></li><li><p>Continuous query: the user writes data to the original time series,<br><code>ContinousQuery</code> periodically queries the original time series, and writes the query results into the new time series,<br> Each write triggers the judgment logic of <code>trigger</code>,<br> If the alerting requirements are met, an alert is sent to the data sink,<br> The data sink then forwards the alert to the external terminal.</p><ul><li>This mode is suitable for scenarios where data needs to be regularly queried within a certain period of time.</li><li>It is Suitable for scenarios where the original data needs to be down-sampled and persisted.</li><li>Since the timing query hardly affects the writing of the original time series, it is suitable for scenarios that are sensitive to the performance of the original data writing performance.</li></ul></li></ul>',4),m=s("br",null,null,-1),v=s("code",null,"AlertManager",-1),b=e('<h2 id="deploying-alertmanager" tabindex="-1"><a class="header-anchor" href="#deploying-alertmanager" aria-hidden="true">#</a> Deploying AlertManager</h2><h3 id="installation" tabindex="-1"><a class="header-anchor" href="#installation" aria-hidden="true">#</a> Installation</h3><h4 id="precompiled-binaries" tabindex="-1"><a class="header-anchor" href="#precompiled-binaries" aria-hidden="true">#</a> Precompiled binaries</h4>',3),g={href:"https://prometheus.io/download/",target:"_blank",rel:"noopener noreferrer"},h=e(`<p>Running command:</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>./alertmanager <span class="token parameter variable">--config.file</span><span class="token operator">=</span><span class="token operator">&lt;</span>your_file<span class="token operator">&gt;</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h4 id="docker-image" tabindex="-1"><a class="header-anchor" href="#docker-image" aria-hidden="true">#</a> Docker image</h4>`,3),y={href:"https://hub.docker.com/r/prom/alertmanager/",target:"_blank",rel:"noopener noreferrer"},f=s("br",null,null,-1),w={href:"https://quay.io/repository/prometheus/alertmanager",target:"_blank",rel:"noopener noreferrer"},_=e(`<p>Running command:</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token function">docker</span> run <span class="token parameter variable">--name</span> alertmanager <span class="token parameter variable">-d</span> <span class="token parameter variable">-p</span> <span class="token number">127.0</span>.0.1:9093:9093 quay.io/prometheus/alertmanager
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h3 id="configuration" tabindex="-1"><a class="header-anchor" href="#configuration" aria-hidden="true">#</a> Configuration</h3>`,3),T=s("br",null,null,-1),q={href:"https://prometheus.io/docs/alerting/latest/configuration/",target:"_blank",rel:"noopener noreferrer"},A=e(`<p>Example:</p><div class="language-yaml line-numbers-mode" data-ext="yml"><pre class="language-yaml"><code><span class="token comment"># alertmanager.yml</span>

<span class="token key atrule">global</span><span class="token punctuation">:</span>
  <span class="token comment"># The smarthost and SMTP sender used for mail notifications.</span>
  <span class="token key atrule">smtp_smarthost</span><span class="token punctuation">:</span> <span class="token string">&#39;localhost:25&#39;</span>
  <span class="token key atrule">smtp_from</span><span class="token punctuation">:</span> <span class="token string">&#39;alertmanager@example.org&#39;</span>

<span class="token comment"># The root route on which each incoming alert enters.</span>
<span class="token key atrule">route</span><span class="token punctuation">:</span>
  <span class="token comment"># The root route must not have any matchers as it is the entry point for</span>
  <span class="token comment"># all alerts. It needs to have a receiver configured so alerts that do not</span>
  <span class="token comment"># match any of the sub-routes are sent to someone.</span>
  <span class="token key atrule">receiver</span><span class="token punctuation">:</span> <span class="token string">&#39;team-X-mails&#39;</span>

  <span class="token comment"># The labels by which incoming alerts are grouped together. For example,</span>
  <span class="token comment"># multiple alerts coming in for cluster=A and alertname=LatencyHigh would</span>
  <span class="token comment"># be batched into a single group.</span>
  <span class="token comment">#</span>
  <span class="token comment"># To aggregate by all possible labels use &#39;...&#39; as the sole label name.</span>
  <span class="token comment"># This effectively disables aggregation entirely, passing through all</span>
  <span class="token comment"># alerts as-is. This is unlikely to be what you want, unless you have</span>
  <span class="token comment"># a very low alert volume or your upstream notification system performs</span>
  <span class="token comment"># its own grouping. Example: group_by: [...]</span>
  <span class="token key atrule">group_by</span><span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">&#39;alertname&#39;</span><span class="token punctuation">,</span> <span class="token string">&#39;cluster&#39;</span><span class="token punctuation">]</span>

  <span class="token comment"># When a new group of alerts is created by an incoming alert, wait at</span>
  <span class="token comment"># least &#39;group_wait&#39; to send the initial notification.</span>
  <span class="token comment"># This way ensures that you get multiple alerts for the same group that start</span>
  <span class="token comment"># firing shortly after another are batched together on the first</span>
  <span class="token comment"># notification.</span>
  <span class="token key atrule">group_wait</span><span class="token punctuation">:</span> 30s

  <span class="token comment"># When the first notification was sent, wait &#39;group_interval&#39; to send a batch</span>
  <span class="token comment"># of new alerts that started firing for that group.</span>
  <span class="token key atrule">group_interval</span><span class="token punctuation">:</span> 5m

  <span class="token comment"># If an alert has successfully been sent, wait &#39;repeat_interval&#39; to</span>
  <span class="token comment"># resend them.</span>
  <span class="token key atrule">repeat_interval</span><span class="token punctuation">:</span> 3h

  <span class="token comment"># All the above attributes are inherited by all child routes and can</span>
  <span class="token comment"># overwritten on each.</span>

  <span class="token comment"># The child route trees.</span>
  <span class="token key atrule">routes</span><span class="token punctuation">:</span>
  <span class="token comment"># This routes performs a regular expression match on alert labels to</span>
  <span class="token comment"># catch alerts that are related to a list of services.</span>
  <span class="token punctuation">-</span> <span class="token key atrule">match_re</span><span class="token punctuation">:</span>
      <span class="token key atrule">service</span><span class="token punctuation">:</span> ^(foo1<span class="token punctuation">|</span>foo2<span class="token punctuation">|</span>baz)$
    <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>X<span class="token punctuation">-</span>mails

    <span class="token comment"># The service has a sub-route for critical alerts, any alerts</span>
    <span class="token comment"># that do not match, i.e. severity != critical, fall-back to the</span>
    <span class="token comment"># parent node and are sent to &#39;team-X-mails&#39;</span>
    <span class="token key atrule">routes</span><span class="token punctuation">:</span>
    <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
        <span class="token key atrule">severity</span><span class="token punctuation">:</span> critical
      <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>X<span class="token punctuation">-</span>pager

  <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
      <span class="token key atrule">service</span><span class="token punctuation">:</span> files
    <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>Y<span class="token punctuation">-</span>mails

    <span class="token key atrule">routes</span><span class="token punctuation">:</span>
    <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
        <span class="token key atrule">severity</span><span class="token punctuation">:</span> critical
      <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>Y<span class="token punctuation">-</span>pager

  <span class="token comment"># This route handles all alerts coming from a database service. If there&#39;s</span>
  <span class="token comment"># no team to handle it, it defaults to the DB team.</span>
  <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
      <span class="token key atrule">service</span><span class="token punctuation">:</span> database

    <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>DB<span class="token punctuation">-</span>pager
    <span class="token comment"># Also group alerts by affected database.</span>
    <span class="token key atrule">group_by</span><span class="token punctuation">:</span> <span class="token punctuation">[</span>alertname<span class="token punctuation">,</span> cluster<span class="token punctuation">,</span> database<span class="token punctuation">]</span>

    <span class="token key atrule">routes</span><span class="token punctuation">:</span>
    <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
        <span class="token key atrule">owner</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>X
      <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>X<span class="token punctuation">-</span>pager

    <span class="token punctuation">-</span> <span class="token key atrule">match</span><span class="token punctuation">:</span>
        <span class="token key atrule">owner</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>Y
      <span class="token key atrule">receiver</span><span class="token punctuation">:</span> team<span class="token punctuation">-</span>Y<span class="token punctuation">-</span>pager


<span class="token comment"># Inhibition rules allow to mute a set of alerts given that another alert is</span>
<span class="token comment"># firing.</span>
<span class="token comment"># We use this to mute any warning-level notifications if the same alert is</span>
<span class="token comment"># already critical.</span>
<span class="token key atrule">inhibit_rules</span><span class="token punctuation">:</span>
<span class="token punctuation">-</span> <span class="token key atrule">source_match</span><span class="token punctuation">:</span>
    <span class="token key atrule">severity</span><span class="token punctuation">:</span> <span class="token string">&#39;critical&#39;</span>
  <span class="token key atrule">target_match</span><span class="token punctuation">:</span>
    <span class="token key atrule">severity</span><span class="token punctuation">:</span> <span class="token string">&#39;warning&#39;</span>
  <span class="token comment"># Apply inhibition if the alertname is the same.</span>
  <span class="token comment"># CAUTION: </span>
  <span class="token comment">#   If all label names listed in \`equal\` are missing </span>
  <span class="token comment">#   from both the source and target alerts,</span>
  <span class="token comment">#   the inhibition rule will apply!</span>
  <span class="token key atrule">equal</span><span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">&#39;alertname&#39;</span><span class="token punctuation">]</span>


<span class="token key atrule">receivers</span><span class="token punctuation">:</span>
<span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;team-X-mails&#39;</span>
  <span class="token key atrule">email_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">to</span><span class="token punctuation">:</span> <span class="token string">&#39;team-X+alerts@example.org, team-Y+alerts@example.org&#39;</span>

<span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;team-X-pager&#39;</span>
  <span class="token key atrule">email_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">to</span><span class="token punctuation">:</span> <span class="token string">&#39;team-X+alerts-critical@example.org&#39;</span>
  <span class="token key atrule">pagerduty_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">routing_key</span><span class="token punctuation">:</span> &lt;team<span class="token punctuation">-</span>X<span class="token punctuation">-</span>key<span class="token punctuation">&gt;</span>

<span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;team-Y-mails&#39;</span>
  <span class="token key atrule">email_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">to</span><span class="token punctuation">:</span> <span class="token string">&#39;team-Y+alerts@example.org&#39;</span>

<span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;team-Y-pager&#39;</span>
  <span class="token key atrule">pagerduty_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">routing_key</span><span class="token punctuation">:</span> &lt;team<span class="token punctuation">-</span>Y<span class="token punctuation">-</span>key<span class="token punctuation">&gt;</span>

<span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;team-DB-pager&#39;</span>
  <span class="token key atrule">pagerduty_configs</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">routing_key</span><span class="token punctuation">:</span> &lt;team<span class="token punctuation">-</span>DB<span class="token punctuation">-</span>key<span class="token punctuation">&gt;</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>In the following example, we used the following configuration:</p><div class="language-yaml line-numbers-mode" data-ext="yml"><pre class="language-yaml"><code><span class="token comment"># alertmanager.yml</span>

<span class="token key atrule">global</span><span class="token punctuation">:</span> 
  <span class="token key atrule">smtp_smarthost</span><span class="token punctuation">:</span> <span class="token string">&#39;&#39;</span>
  <span class="token key atrule">smtp_from</span><span class="token punctuation">:</span> <span class="token string">&#39;&#39;</span> 
  <span class="token key atrule">smtp_auth_username</span><span class="token punctuation">:</span> <span class="token string">&#39;&#39;</span> 
  <span class="token key atrule">smtp_auth_password</span><span class="token punctuation">:</span> <span class="token string">&#39;&#39;</span> 
  <span class="token key atrule">smtp_require_tls</span><span class="token punctuation">:</span> <span class="token boolean important">false</span>

<span class="token key atrule">route</span><span class="token punctuation">:</span>
  <span class="token key atrule">group_by</span><span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">&#39;alertname&#39;</span><span class="token punctuation">]</span> 
  <span class="token key atrule">group_wait</span><span class="token punctuation">:</span> 1m
  <span class="token key atrule">group_interval</span><span class="token punctuation">:</span> 10m
  <span class="token key atrule">repeat_interval</span><span class="token punctuation">:</span> 10h 
  <span class="token key atrule">receiver</span><span class="token punctuation">:</span> <span class="token string">&#39;email&#39;</span>

<span class="token key atrule">receivers</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">name</span><span class="token punctuation">:</span> <span class="token string">&#39;email&#39;</span>
    <span class="token key atrule">email_configs</span><span class="token punctuation">:</span> 
    <span class="token punctuation">-</span> <span class="token key atrule">to</span><span class="token punctuation">:</span> <span class="token string">&#39;&#39;</span> 

<span class="token key atrule">inhibit_rules</span><span class="token punctuation">:</span>
  <span class="token punctuation">-</span> <span class="token key atrule">source_match</span><span class="token punctuation">:</span>
      <span class="token key atrule">severity</span><span class="token punctuation">:</span> <span class="token string">&#39;critical&#39;</span>
    <span class="token key atrule">target_match</span><span class="token punctuation">:</span>
      <span class="token key atrule">severity</span><span class="token punctuation">:</span> <span class="token string">&#39;warning&#39;</span>
    <span class="token key atrule">equal</span><span class="token punctuation">:</span> <span class="token punctuation">[</span><span class="token string">&#39;alertname&#39;</span><span class="token punctuation">]</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="api" tabindex="-1"><a class="header-anchor" href="#api" aria-hidden="true">#</a> API</h3>`,5),x=s("code",null,"AlertManager",-1),S=s("code",null,"v1",-1),E=s("code",null,"v2",-1),I=s("code",null,"AlertManager",-1),L=s("code",null,"v2",-1),M=s("br",null,null,-1),N=s("br",null,null,-1),O={href:"https://github.com/prometheus/alertmanager/blob/master/api/v2/openapi.yaml",target:"_blank",rel:"noopener noreferrer"},C=e('<p>By default, the prefix is <code>/api/v1</code> or <code>/api/v2</code> and the endpoint for sending alerts is <code>/api/v1/alerts</code> or <code>/api/v2/alerts</code>.<br> If the user specifies <code>--web.route-prefix</code>,<br> for example <code>--web.route-prefix=/alertmanager/</code>,<br> then the prefix will become <code>/alertmanager/api/v1</code> or <code>/alertmanager/api/v2</code>,<br> and the endpoint that sends the alert becomes <code>/alertmanager/api/v1/alerts</code><br> or <code>/alertmanager/api/v2/alerts</code>.</p><h2 id="creating-trigger" tabindex="-1"><a class="header-anchor" href="#creating-trigger" aria-hidden="true">#</a> Creating trigger</h2><h3 id="writing-the-trigger-class" tabindex="-1"><a class="header-anchor" href="#writing-the-trigger-class" aria-hidden="true">#</a> Writing the trigger class</h3>',3),R=s("br",null,null,-1),D=e(`<p>The following example creates the <code>org.apache.iotdb.trigger.ClusterAlertingExample</code> class,<br> Its alertManagerHandler member variables can send alerts to the AlertManager instance<br> at the address of <code>http://127.0.0.1:9093/</code>.</p><p>When <code>value&gt; 100.0</code>, send an alert of <code>critical</code> severity;<br> when <code>50.0 &lt;value &lt;= 100.0</code>, send an alert of <code>warning</code> severity<br> .</p><div class="language-java line-numbers-mode" data-ext="java"><pre class="language-java"><code><span class="token comment">/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * &quot;License&quot;); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */</span>

<span class="token keyword">package</span> <span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>trigger</span><span class="token punctuation">;</span>

<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>db<span class="token punctuation">.</span>storageengine<span class="token punctuation">.</span>trigger<span class="token punctuation">.</span>sink<span class="token punctuation">.</span>alertmanager<span class="token punctuation">.</span></span><span class="token class-name">AlertManagerConfiguration</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>db<span class="token punctuation">.</span>storageengine<span class="token punctuation">.</span>trigger<span class="token punctuation">.</span>sink<span class="token punctuation">.</span>alertmanager<span class="token punctuation">.</span></span><span class="token class-name">AlertManagerEvent</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>db<span class="token punctuation">.</span>storageengine<span class="token punctuation">.</span>trigger<span class="token punctuation">.</span>sink<span class="token punctuation">.</span>alertmanager<span class="token punctuation">.</span></span><span class="token class-name">AlertManagerHandler</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>trigger<span class="token punctuation">.</span>api<span class="token punctuation">.</span></span><span class="token class-name">Trigger</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>trigger<span class="token punctuation">.</span>api<span class="token punctuation">.</span></span><span class="token class-name">TriggerAttributes</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>tsfile<span class="token punctuation">.</span>file<span class="token punctuation">.</span>metadata<span class="token punctuation">.</span>enums<span class="token punctuation">.</span></span><span class="token class-name">TSDataType</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>tsfile<span class="token punctuation">.</span>write<span class="token punctuation">.</span>record<span class="token punctuation">.</span></span><span class="token class-name">Tablet</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>iotdb<span class="token punctuation">.</span>tsfile<span class="token punctuation">.</span>write<span class="token punctuation">.</span>schema<span class="token punctuation">.</span></span><span class="token class-name">MeasurementSchema</span></span><span class="token punctuation">;</span>

<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>slf4j<span class="token punctuation">.</span></span><span class="token class-name">Logger</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">org<span class="token punctuation">.</span>slf4j<span class="token punctuation">.</span></span><span class="token class-name">LoggerFactory</span></span><span class="token punctuation">;</span>

<span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>io<span class="token punctuation">.</span></span><span class="token class-name">IOException</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>util<span class="token punctuation">.</span></span><span class="token class-name">HashMap</span></span><span class="token punctuation">;</span>
<span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>util<span class="token punctuation">.</span></span><span class="token class-name">List</span></span><span class="token punctuation">;</span>

<span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">ClusterAlertingExample</span> <span class="token keyword">implements</span> <span class="token class-name">Trigger</span> <span class="token punctuation">{</span>
  <span class="token keyword">private</span> <span class="token keyword">static</span> <span class="token keyword">final</span> <span class="token class-name">Logger</span> <span class="token constant">LOGGER</span> <span class="token operator">=</span> <span class="token class-name">LoggerFactory</span><span class="token punctuation">.</span><span class="token function">getLogger</span><span class="token punctuation">(</span><span class="token class-name">ClusterAlertingExample</span><span class="token punctuation">.</span><span class="token keyword">class</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token keyword">private</span> <span class="token keyword">final</span> <span class="token class-name">AlertManagerHandler</span> alertManagerHandler <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">AlertManagerHandler</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token keyword">private</span> <span class="token keyword">final</span> <span class="token class-name">AlertManagerConfiguration</span> alertManagerConfiguration <span class="token operator">=</span>
      <span class="token keyword">new</span> <span class="token class-name">AlertManagerConfiguration</span><span class="token punctuation">(</span><span class="token string">&quot;http://127.0.0.1:9093/api/v2/alerts&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token keyword">private</span> <span class="token class-name">String</span> alertname<span class="token punctuation">;</span>

  <span class="token keyword">private</span> <span class="token keyword">final</span> <span class="token class-name">HashMap</span><span class="token generics"><span class="token punctuation">&lt;</span><span class="token class-name">String</span><span class="token punctuation">,</span> <span class="token class-name">String</span><span class="token punctuation">&gt;</span></span> labels <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">HashMap</span><span class="token generics"><span class="token punctuation">&lt;</span><span class="token punctuation">&gt;</span></span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token keyword">private</span> <span class="token keyword">final</span> <span class="token class-name">HashMap</span><span class="token generics"><span class="token punctuation">&lt;</span><span class="token class-name">String</span><span class="token punctuation">,</span> <span class="token class-name">String</span><span class="token punctuation">&gt;</span></span> annotations <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">HashMap</span><span class="token generics"><span class="token punctuation">&lt;</span><span class="token punctuation">&gt;</span></span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token annotation punctuation">@Override</span>
  <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onCreate</span><span class="token punctuation">(</span><span class="token class-name">TriggerAttributes</span> attributes<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">Exception</span> <span class="token punctuation">{</span>
    alertname <span class="token operator">=</span> <span class="token string">&quot;alert_test&quot;</span><span class="token punctuation">;</span>

    labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;series&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;root.ln.wf01.wt01.temperature&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;value&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;severity&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

    annotations<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;summary&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;high temperature&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    annotations<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;description&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;{{.alertname}}: {{.series}} is {{.value}}&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

    alertManagerHandler<span class="token punctuation">.</span><span class="token keyword">open</span><span class="token punctuation">(</span>alertManagerConfiguration<span class="token punctuation">)</span><span class="token punctuation">;</span>
  <span class="token punctuation">}</span>

  <span class="token annotation punctuation">@Override</span>
  <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">onDrop</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">IOException</span> <span class="token punctuation">{</span>
    alertManagerHandler<span class="token punctuation">.</span><span class="token function">close</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
  <span class="token punctuation">}</span>

  <span class="token annotation punctuation">@Override</span>
  <span class="token keyword">public</span> <span class="token keyword">boolean</span> <span class="token function">fire</span><span class="token punctuation">(</span><span class="token class-name">Tablet</span> tablet<span class="token punctuation">)</span> <span class="token keyword">throws</span> <span class="token class-name">Exception</span> <span class="token punctuation">{</span>
    <span class="token class-name">List</span><span class="token generics"><span class="token punctuation">&lt;</span><span class="token class-name">MeasurementSchema</span><span class="token punctuation">&gt;</span></span> measurementSchemaList <span class="token operator">=</span> tablet<span class="token punctuation">.</span><span class="token function">getSchemas</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">int</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">,</span> n <span class="token operator">=</span> measurementSchemaList<span class="token punctuation">.</span><span class="token function">size</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span> i <span class="token operator">&lt;</span> n<span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
      <span class="token keyword">if</span> <span class="token punctuation">(</span>measurementSchemaList<span class="token punctuation">.</span><span class="token function">get</span><span class="token punctuation">(</span>i<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">getType</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">equals</span><span class="token punctuation">(</span><span class="token class-name">TSDataType</span><span class="token punctuation">.</span><span class="token constant">DOUBLE</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
        <span class="token comment">// for example, we only deal with the columns of Double type</span>
        <span class="token keyword">double</span><span class="token punctuation">[</span><span class="token punctuation">]</span> values <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token keyword">double</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">)</span> tablet<span class="token punctuation">.</span>values<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">double</span> value <span class="token operator">:</span> values<span class="token punctuation">)</span> <span class="token punctuation">{</span>
          <span class="token keyword">if</span> <span class="token punctuation">(</span>value <span class="token operator">&gt;</span> <span class="token number">100.0</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
            <span class="token constant">LOGGER</span><span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">&quot;trigger value &gt; 100&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;value&quot;</span><span class="token punctuation">,</span> <span class="token class-name">String</span><span class="token punctuation">.</span><span class="token function">valueOf</span><span class="token punctuation">(</span>value<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;severity&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;critical&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token class-name">AlertManagerEvent</span> alertManagerEvent <span class="token operator">=</span>
                <span class="token keyword">new</span> <span class="token class-name">AlertManagerEvent</span><span class="token punctuation">(</span>alertname<span class="token punctuation">,</span> labels<span class="token punctuation">,</span> annotations<span class="token punctuation">)</span><span class="token punctuation">;</span>
            alertManagerHandler<span class="token punctuation">.</span><span class="token function">onEvent</span><span class="token punctuation">(</span>alertManagerEvent<span class="token punctuation">)</span><span class="token punctuation">;</span>
          <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span>value <span class="token operator">&gt;</span> <span class="token number">50.0</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
            <span class="token constant">LOGGER</span><span class="token punctuation">.</span><span class="token function">info</span><span class="token punctuation">(</span><span class="token string">&quot;trigger value &gt; 50&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;value&quot;</span><span class="token punctuation">,</span> <span class="token class-name">String</span><span class="token punctuation">.</span><span class="token function">valueOf</span><span class="token punctuation">(</span>value<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            labels<span class="token punctuation">.</span><span class="token function">put</span><span class="token punctuation">(</span><span class="token string">&quot;severity&quot;</span><span class="token punctuation">,</span> <span class="token string">&quot;warning&quot;</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token class-name">AlertManagerEvent</span> alertManagerEvent <span class="token operator">=</span>
                <span class="token keyword">new</span> <span class="token class-name">AlertManagerEvent</span><span class="token punctuation">(</span>alertname<span class="token punctuation">,</span> labels<span class="token punctuation">,</span> annotations<span class="token punctuation">)</span><span class="token punctuation">;</span>
            alertManagerHandler<span class="token punctuation">.</span><span class="token function">onEvent</span><span class="token punctuation">(</span>alertManagerEvent<span class="token punctuation">)</span><span class="token punctuation">;</span>
          <span class="token punctuation">}</span>
        <span class="token punctuation">}</span>
      <span class="token punctuation">}</span>
    <span class="token punctuation">}</span>
    <span class="token keyword">return</span> <span class="token boolean">true</span><span class="token punctuation">;</span>
  <span class="token punctuation">}</span>
<span class="token punctuation">}</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="creating-trigger-1" tabindex="-1"><a class="header-anchor" href="#creating-trigger-1" aria-hidden="true">#</a> Creating trigger</h3><p>The following SQL statement registered the trigger<br> named <code>root-ln-wf01-wt01-alert</code><br> on the <code>root.ln.wf01.wt01.temperature</code> time series,<br> whose operation logic is defined<br> by <code>org.apache.iotdb.trigger.ClusterAlertingExample</code> java class.</p><div class="language-sql line-numbers-mode" data-ext="sql"><pre class="language-sql"><code>  <span class="token keyword">CREATE</span> STATELESS <span class="token keyword">TRIGGER</span> <span class="token identifier"><span class="token punctuation">\`</span>root-ln-wf01-wt01-alert<span class="token punctuation">\`</span></span>
  <span class="token keyword">AFTER</span> <span class="token keyword">INSERT</span>
  <span class="token keyword">ON</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">.</span>temperature
  <span class="token keyword">AS</span> <span class="token string">&quot;org.apache.iotdb.trigger.AlertingExample&quot;</span>
  <span class="token keyword">USING</span> URI <span class="token string">&#39;http://jar/ClusterAlertingExample.jar&#39;</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="writing-data" tabindex="-1"><a class="header-anchor" href="#writing-data" aria-hidden="true">#</a> Writing data</h2><p>When we finish the deployment and startup of AlertManager as well as the creation of Trigger,<br> we can test the alerting<br> by writing data to the time series.</p><div class="language-sql line-numbers-mode" data-ext="sql"><pre class="language-sql"><code><span class="token keyword">INSERT</span> <span class="token keyword">INTO</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">(</span><span class="token keyword">timestamp</span><span class="token punctuation">,</span> temperature<span class="token punctuation">)</span> <span class="token keyword">VALUES</span> <span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">INSERT</span> <span class="token keyword">INTO</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">(</span><span class="token keyword">timestamp</span><span class="token punctuation">,</span> temperature<span class="token punctuation">)</span> <span class="token keyword">VALUES</span> <span class="token punctuation">(</span><span class="token number">2</span><span class="token punctuation">,</span> <span class="token number">30</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">INSERT</span> <span class="token keyword">INTO</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">(</span><span class="token keyword">timestamp</span><span class="token punctuation">,</span> temperature<span class="token punctuation">)</span> <span class="token keyword">VALUES</span> <span class="token punctuation">(</span><span class="token number">3</span><span class="token punctuation">,</span> <span class="token number">60</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">INSERT</span> <span class="token keyword">INTO</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">(</span><span class="token keyword">timestamp</span><span class="token punctuation">,</span> temperature<span class="token punctuation">)</span> <span class="token keyword">VALUES</span> <span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">,</span> <span class="token number">90</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">INSERT</span> <span class="token keyword">INTO</span> root<span class="token punctuation">.</span>ln<span class="token punctuation">.</span>wf01<span class="token punctuation">.</span>wt01<span class="token punctuation">(</span><span class="token keyword">timestamp</span><span class="token punctuation">,</span> temperature<span class="token punctuation">)</span> <span class="token keyword">VALUES</span> <span class="token punctuation">(</span><span class="token number">5</span><span class="token punctuation">,</span> <span class="token number">120</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>After executing the above writing statements,<br> we can receive an alerting email. Because our <code>AlertManager</code> configuration above<br> makes alerts of <code>critical</code> severity inhibit those of <code>warning</code> severity,<br> the alerting email we receive only contains the alert triggered<br> by the writing of <code>(5, 120)</code>.</p><img width="669" alt="alerting" src="https://alioss.timecho.com/docs/img/github/115957896-a9791080-a537-11eb-9962-541412bdcee6.png">`,11);function H(U,B){const p=o("RouterLink"),t=o("ExternalLinkIcon");return c(),u("div",null,[r(`

    Licensed to the Apache Software Foundation (ASF) under one
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    regarding copyright ownership.  The ASF licenses this file
    to you under the Apache License, Version 2.0 (the
    "License"); you may not use this file except in compliance
    with the License.  You may obtain a copy of the License at
    
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    KIND, either express or implied.  See the License for the
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    under the License.

`),d,s("p",null,[n("With the introduction of the "),a(p,{to:"/UserGuide/V1.2.x/stage/Trigger/Instructions.html"},{default:i(()=>[n("Trigger")]),_:1}),n(" into IoTDB,"),m,n(" at present, users can use these two modules with "),v,n(" to realize the writing triggered alerting mode.")]),b,s("p",null,[n("The pre-compiled binary file can be downloaded "),s("a",g,[n("here"),a(t)]),n(".")]),h,s("p",null,[n("Available at "),s("a",y,[n("Quay.io"),a(t)]),f,n(" or "),s("a",w,[n("Docker Hub"),a(t)]),n(".")]),_,s("p",null,[n("The following is an example, which can cover most of the configuration rules. For detailed configuration rules, see"),T,s("a",q,[n("here"),a(t)]),n(".")]),A,s("p",null,[n("The "),x,n(" API is divided into two versions, "),S,n(" and "),E,n(". The current "),I,n(" API version is "),L,M,n(" (For configuration see"),N,s("a",O,[n("api/v2/openapi.yaml"),a(t)]),n(").")]),C,s("p",null,[n("The user defines a trigger by creating a Java class and writing the logic in the hook."),R,n(" Please refer to "),a(p,{to:"/UserGuide/V1.2.x/stage/Trigger/Implement-Trigger.html"},{default:i(()=>[n("Trigger")]),_:1}),n(" for the specific configuration process.")]),D])}const V=l(k,[["render",H],["__file","Alerting.html.vue"]]);export{V as default};